Some key witnesses expected to testify publicly this week

Eight high-ranking officials, some with first-hand knowledge of President Trump's conversations about Ukraine, are expected to testify in public hearings this week before the House Intelligence Committee in the ongoing impeachment inquiry. Emily Bazelon, staff writer at The New York Times Magazine, joins Karina Mitchell for more.

First official from OMB testifies in impeachment inquiry

Mark Sandy on Saturday became the first White House official from the Office of Management and Budget -- the office that withheld military aid to Ukraine -- to testify in the ongoing impeachment inquiry. His closed-door deposition followed a week of public hearings before the House Intelligence Committee. POLITICO reporter Heather Caygle joins Karina Mitchell for more.